Mos Def Gets Enlightened

It's a big day for premium cable castings. Hours after Cynthia Nixon joinedThe Big C, Mos Def has hopped aboard Mike White's HBO project, Enlightened. The comedy series stars Laura Dern as a self-destructive woman who has a spiritual awakening and decides to lead an enlightened life which creates chaos at home and work. The Emmy-nominated actor will play Dern's new boss. [Deadline]